diff --git a/zone/attack.cpp b/zone/attack.cpp
index 173574641..3216b92d7 100644
--- a/zone/attack.cpp
+++ b/zone/attack.cpp
@@ -2571,7 +2571,7 @@ bool NPC::Death(Mob* killer_mob, int32 damage, uint16 spell, EQ::skills::SkillTy
 
 		entity_list.RemoveFromAutoXTargets(this);
 
-		if (killer->GetUltimateOwner() && killer->GetUltimateOwner()->IsClient()) {
+		if (killer != nullptr && killer->GetUltimateOwner() && killer->GetUltimateOwner()->IsClient()) {
 			killer->GetUltimateOwner()->CastToClient()->ProcessXTargetAutoHaters();
 		}
 		uint16 emoteid = this->GetEmoteID();